Individual hose record

4686391 Hose Repair Specifications

Excavator · Hitachi · ZX120-3 · Attachments – Lock Valve

Finished length3,300 mm

Locate this hose

Installation diagram — Pipe No. 3A

Locate Pipe No. 3A in the diagram, then confirm part number 4686391 before removing the hose.

Hitachi ZX120-3 installation diagram showing hydraulic hose 4686391 at Pipe No. 3A — Hitachi ZX120-3Part 4686391 · Pipe No. 3AOpen full-size diagram

Repair specifications

Part number: 4686391
Diagram pipe number: 3A
Installation route: 左大臂油缸锁止阀~液压油箱
Hose specification: DN10;1SN-6;7Mpa
Finished length: 3,300 mm
Working pressure: 7 MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥
Quantity: 1

Same system

Related Hoses

Diagram Pipe No. 15A

4662595

Installation route: 液压油箱~过渡阀块(锁止阀)

Length: 1,100 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

View full repair specifications

Diagram Pipe No. 0A

4436267

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length: 420 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

View full repair specifications

Diagram Pipe No. 4A

4679275

Installation route: 接头(锁止阀)~液压油箱

Length: 1,200 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

View full repair specifications

Diagram Pipe No. 16

4445276

Installation route: 中转接头~过渡阀块(锁止阀)

Length: 400 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 美制内螺纹74°内锥

View full repair specifications